CVE-2009-3310 in Zainu
Summary
by MITRE
SQL injection vulnerability in index.php in Zainu 1.0 allows remote attackers to execute arbitrary SQL commands via the album_id parameter in an AlbumSongs action.
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Analysis
by VulDB Data Team • 12/15/2024
The vulnerability identified as CVE-2009-3310 represents a critical SQL injection flaw within the Zainu 1.0 web application, specifically affecting the index.php file when processing AlbumSongs actions. This vulnerability stems from inadequate input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into database queries. The attack vector exploits the album_id parameter, which serves as a direct interface for malicious actors to inject arbitrary SQL commands into the underlying database system.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious payload containing SQL syntax within the album_id parameter value. When the web application processes this parameter without proper sanitization, the malformed input gets directly concatenated into the SQL query structure, allowing attackers to manipulate the database operations. This flaw falls under CWE-89 which specifically addresses SQL injection vulnerabilities where untrusted data is incorporated into SQL commands without proper escaping or parameterization. The vulnerability represents a classic case of improper input validation where the application assumes all input is legitimate and trustworthy.
The operational impact of this vulnerability extends far beyond simple data retrieval manipulation. Attackers can leverage this weakness to execute unauthorized database operations including data extraction, modification, or deletion of sensitive information. The remote nature of the attack means that adversaries do not require physical access to the system or local network privileges to exploit the vulnerability. This makes the attack surface significantly broader and increases the potential for widespread data compromise. The vulnerability could enable attackers to gain unauthorized access to user accounts, personal information, and potentially escalate privileges within the database environment. According to ATT&CK framework, this vulnerability maps to T1190 - Exploit Public-Facing Application, representing a common attack pattern where adversaries target web applications with known vulnerabilities.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term security architecture improvements. The primary fix involves implementing proper parameterized queries or prepared statements to ensure that user input is never directly concatenated into SQL commands. Additionally, comprehensive input validation and sanitization should be enforced at multiple layers including application-level filtering, database-level restrictions, and proper error handling mechanisms. Organizations should implement web application firewalls to detect and block suspicious SQL injection patterns, while also establishing regular security testing procedures including automated scanning and manual penetration testing. The implementation of least privilege database access controls can limit the damage from successful exploitation, ensuring that even if an attacker gains access through this vulnerability, their capabilities remain restricted. Furthermore, regular security updates and vulnerability assessments should be conducted to identify and remediate similar weaknesses in the application codebase.